(URGENT) Write an explicit formula for An, the nth term of the sequence 27, 23, 19,

What are the steps to solving the inequality 3b + 8 ≥ 14?

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.